Classification: E9015-B91 H4R (AWS/ASME SFA - 5.5)
Basic type, covered electrode for welding high temperature creep resistant steels of type 9Cr-1Mo-V-Nb-N with operating temperatures of up to 650°C.
Price on request
Price and availability are provided by quotation. Send an enquiry with quantity and variant.
Product description
Basic type, covered electrode for welding high temperature creep resistant steels of type 9Cr-1Mo-V-Nb-N with operating temperatures of up to 650°C. Suitable for welding piping and components produced from P91, F91 and T91 steels. Can be used both in thin walled and thick walled pipes and casting successfully, especially in power plants, chemical and petrochemical industry. Welds are X-ray quality.
Standards and classifications
| AWS/ASME SFA - 5.5 | E9015-B91 H4R |
| EN ISO 3580 - A | E (CrMo91) B 42 H5 |
Base materials
| EN | ASTM |
|---|---|
| X10CrMoVNb9-1 | |
| A182-F91 | |
| A213-T91 | |
| A335-P91 | |
| A336-F91 | |
| A387-Grade 91 |
Typical chemical values of weld metal
| Type of Analysis | C | Si | Mn | Cr | Ni | Mo | V | Nb | N |
|---|---|---|---|---|---|---|---|---|---|
| Weld Deposit | 0.10 | 0.20 | 0.75 | 9.25 | 0.55 | 1.00 | 0.20 | 0.04 | 0.04 |
Typical mechanical values of weld metal
| Test Condition | Yield Strength (N/mm²) | Tensile Strength (N/mm²) | Elongation A5 (%) | Charpy V-Notch Properties (J) |
|---|---|---|---|---|
| After Heat Treatment(760°C 2 hour) | 620 | 730 | 20 | 20°C → 70 |
Welding positions
PAPBPCPDPEPF
Polarity
DC(+)
Welding parameters and efficiency
| Diameter x Length (mm) | Current (A) |
|---|---|
| 2.50x350 | 60-90 |
| 3.25x350 | 90-130 |
| 4.00x450 | 130-180 |
| 5.00x450 | 170-240 |
Variants and packaging
| Product Code | Diameter X Length (mm) | Pieces per Box (~) | Weight Of The Box (kg) | Boxes Per Package | Weight Of The Package | Packaging Type |
|---|---|---|---|---|---|---|
| 12030HKEM2 | 2.50x350 | 121 | 2.5 | 6 | 15.5 | VAC Box |
| 12030NKEM2 | 3.25x350 | 73 | 2.5 | 6 | 15.5 | VAC Box |
| 12030SKEM2 | 4.00x450 | 38 | 2.5 | 6 | 15.6 | VAC Box |
| 12030SSEM2 | 4.00x450 | 99 | 6.5 | 3 | 19.9 | Cardboard Box |
| 12030VKEM2 | 5.00x450 | 23 | 2.5 | 6 | 15.6 | VAC Box |
Storage and re-drying
- It can be dried maximum 5 times.
- It has to be dried at 350°C for 2 hours.
Documentation
Documents open from the official Magmaweld pages (PDF).